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Original file line number Diff line number Diff line change
@@ -0,0 +1,114 @@
/*
* Tencent is pleased to support the open source community by making BK-CI 蓝鲸持续集成平台 available.
*
* Copyright (C) 2021 THL A29 Limited, a Tencent company. All rights reserved.
*
* BK-CI 蓝鲸持续集成平台 is licensed under the MIT license.
*
* A copy of the MIT License is included in this file.
*
*
* Terms of the MIT License:
* ---------------------------------------------------
* Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
* documentation files (the "Software"), to deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or substantial portions of
* the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
* LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
* NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/

package com.tencent.devops.stream.binder.pulsar.integration.inbound

import org.apache.pulsar.client.api.Consumer
import org.apache.pulsar.client.api.Message
import org.slf4j.LoggerFactory
import org.springframework.integration.acks.AcknowledgmentCallback
import java.util.concurrent.TimeUnit
import java.util.concurrent.atomic.AtomicBoolean

/**
* Pulsar 消息确认回调实现
* 用于支持业务层手动控制消息确认
*/
class PulsarAcknowledgmentCallback(
private val consumer: Consumer<*>,
private val message: Message<*>
) : AcknowledgmentCallback {

private val acknowledged = AtomicBoolean(false)
private val autoAckEnabled = AtomicBoolean(false)

companion object {
private val log = LoggerFactory.getLogger(PulsarAcknowledgmentCallback::class.java)
}

/**
* 确认消息
* @return true 如果确认成功,false 如果已经确认过
*/
override fun acknowledge(status: AcknowledgmentCallback.Status) {
if (acknowledged.compareAndSet(false, true)) {
try {
when (status) {
AcknowledgmentCallback.Status.ACCEPT -> {
// 正常确认消息
consumer.acknowledge(message)
if (log.isDebugEnabled) {
log.debug("Message acknowledged: ${message.messageId}")
}
}

AcknowledgmentCallback.Status.REJECT -> {
// 拒绝消息,不重试
consumer.negativeAcknowledge(message)
if (log.isDebugEnabled) {
log.debug("Message rejected: ${message.messageId}")
}
}

AcknowledgmentCallback.Status.REQUEUE -> {
// 重新入队,触发重试
consumer.reconsumeLater(message, 1000, TimeUnit.MILLISECONDS) // 延迟1秒重新消费
if (log.isDebugEnabled) {
log.debug("Message requeued: ${message.messageId}")
}
}
}
} catch (e: Exception) {
log.error("Error while acknowledging message ${message.messageId}", e)
}
} else {
log.warn("Message ${message.messageId} has already been acknowledged")
}
}

/**
* 判断消息是否已确认
*/
override fun isAcknowledged(): Boolean {
return acknowledged.get()
}

/**
* 不支持自动确认
*/
override fun noAutoAck() {
autoAckEnabled.set(false)
}

/**
* 判断是否自动确认
*/
override fun isAutoAck(): Boolean {
return autoAckEnabled.get()
}
}

Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,7 @@

package com.tencent.devops.stream.binder.pulsar.integration.inbound

import com.tencent.devops.stream.binder.pulsar.properties.AckMode
import com.tencent.devops.stream.binder.pulsar.properties.PulsarConsumerProperties
import com.tencent.devops.stream.binder.pulsar.properties.PulsarProperties
import com.tencent.devops.stream.binder.pulsar.support.PulsarMessageConverterSupport
Expand Down Expand Up @@ -130,37 +131,73 @@ class PulsarInboundChannelAdapter(
}

private fun createListener(): (Consumer<*>, Message<*>) -> Unit {
return { it: Consumer<*>, msg: Message<*> ->
return { consumer: Consumer<*>, msg: Message<*> ->
try {
if (log.isDebugEnabled) {
log.debug("Message received $msg ${msg.messageId}")
log.debug("Message received ${msg.messageId}")
}
val message = PulsarMessageConverterSupport.convertMessage2Spring(msg)

// 根据 ACK 模式决定是否创建 ACK 回调
val ackCallback = if (extendedConsumerProperties.extension.ackMode == AckMode.MANUAL.name) {
PulsarAcknowledgmentCallback(consumer, msg)
} else {
null
}

val message = PulsarMessageConverterSupport.convertMessage2Spring(msg, ackCallback)

if (retryTemplate != null) {
retryTemplate!!.execute(
RetryCallback<Any, RuntimeException> { _: RetryContext? ->
sendMessage(message)
if (log.isDebugEnabled) {
log.debug("will send acknowledge: ${msg.messageId}")

// 自动 ACK 模式下,消息处理完成后自动确认
if (extendedConsumerProperties.extension.ackMode == AckMode.AUTO.name) {
if (log.isDebugEnabled) {
log.debug("will send acknowledge: ${msg.messageId}")
}
consumer.acknowledge(msg)
} else {
// 手动 ACK 模式下,记录日志提示业务层需要手动确认
if (log.isDebugEnabled) {
log.debug("Manual ACK mode, waiting for business layer to acknowledge: ${msg.messageId}")
}
}
it.acknowledge(msg)
message
},
recoveryCallback
)
} else {
sendMessage(message)
if (log.isDebugEnabled) {
log.debug("will send acknowledge: ${msg.messageId}")

// 自动 ACK 模式下,消息处理完成后自动确认
if (extendedConsumerProperties.extension.ackMode == AckMode.AUTO.name) {
if (log.isDebugEnabled) {
log.debug("will send acknowledge: ${msg.messageId}")
}
consumer.acknowledge(msg)
} else {
// 手动 ACK 模式下,记录日志提示业务层需要手动确认
if (log.isDebugEnabled) {
log.debug("Manual ACK mode, waiting for business layer to acknowledge: ${msg.messageId}")
}
}
it.acknowledge(msg)
}

if (log.isDebugEnabled) {
log.debug("Message ${msg.messageId} has been consumed")
log.debug("Message ${msg.messageId} has been processed")
}
} catch (e: Exception) {
log.warn("Error occurred while consuming message ${msg.messageId}: $e")
it.negativeAcknowledge(msg)

// 如果是自动 ACK 模式或者发生异常,发送 negative ack
if (extendedConsumerProperties.extension.ackMode == AckMode.AUTO.name) {
consumer.negativeAcknowledge(msg)
} else {
// 手动 ACK 模式下,即使发生异常也不自动 negative ack
// 让业务层通过 AcknowledgmentCallback 处理
log.warn("Manual ACK mode, exception occurred but not sending negative acknowledgement automatically")
}
}
}
}
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -200,5 +200,25 @@ data class PulsarConsumerProperties(
/**
* If replicateSubscriptionState is enabled, a subscription state is replicated to geo-replicated clusters.
*/
var replicateSubscriptionState: Boolean = false
var replicateSubscriptionState: Boolean = false,
/**
* 消息确认模式
* MANUAL: 手动确认,业务层需要通过 AcknowledgmentCallback 手动确认消息
* AUTO: 自动确认,消息处理完成后自动确认
*/
var ackMode: String = AckMode.AUTO.name
) : PulsarCommonProperties()

/**
* 消息确认模式枚举
*/
enum class AckMode {
/**
* 自动确认模式:消息处理完成后自动确认
*/
AUTO,
/**
* 手动确认模式:业务层通过 AcknowledgmentCallback 手动确认
*/
MANUAL
}
Original file line number Diff line number Diff line change
Expand Up @@ -33,7 +33,10 @@ import com.tencent.devops.stream.binder.pulsar.constant.PUBLISH_TIME
import com.tencent.devops.stream.binder.pulsar.constant.TOPIC_NAME
import com.tencent.devops.stream.binder.pulsar.convert.PulsarMessageConverter
import com.tencent.devops.stream.binder.pulsar.custom.PulsarBeanContainerCache
import org.apache.pulsar.client.api.Consumer
import org.apache.pulsar.client.api.TypedMessageBuilder
import org.springframework.integration.IntegrationMessageHeaderAccessor
import org.springframework.integration.acks.AcknowledgmentCallback
import org.springframework.messaging.Message
import org.springframework.messaging.MessageHeaders
import org.springframework.messaging.converter.CompositeMessageConverter
Expand All @@ -45,7 +48,10 @@ import java.util.Objects

object PulsarMessageConverterSupport {

fun <T> convertMessage2Spring(message: org.apache.pulsar.client.api.Message<T>): Message<*> {
fun <T> convertMessage2Spring(
message: org.apache.pulsar.client.api.Message<T>,
ackCallback: AcknowledgmentCallback? = null
): Message<*> {
val messageBuilder = MessageBuilder.withPayload(message.data)
if (!message.key.isNullOrEmpty()) {
messageBuilder.setHeader(toPulsarHeaderKey(TypedMessageBuilder.CONF_KEY), message.key)
Expand All @@ -56,6 +62,12 @@ object PulsarMessageConverterSupport {
.setHeader(toPulsarHeaderKey(PUBLISH_TIME), message.publishTime)
.setHeader(toPulsarHeaderKey(PRODUCER_NAME), message.producerName)
.setHeader(toPulsarHeaderKey(TOPIC_NAME), message.topicName)

// 如果提供了 ACK 回调,则添加到消息头中
if (ackCallback != null) {
messageBuilder.setHeader(IntegrationMessageHeaderAccessor.ACKNOWLEDGMENT_CALLBACK, ackCallback)
}

addUserProperties(message.properties, messageBuilder)
return messageBuilder.build()
}
Expand Down
2 changes: 1 addition & 1 deletion version.txt
Original file line number Diff line number Diff line change
@@ -1 +1 @@
1.1.1-SNAPSHOT
1.1.2-SNAPSHOT